CATALOG OF ORIGINAL DESCRIPTIONS: Globotruncana linneiformis Hofker 1956
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Citation: Globotruncana linneiformis Hofker 1956Taxonomic rank: speciesType age (chronostrat): Upper Cretaceous, lower Coniacian-lower Campanian. Figured specimens from the Santonian-Campanian boundary (tf. 11a-c); the lower upper Campanian (tf. 13, top row); and the Coniacian (tf. 13, bottom row).Type locality: Not designated. Figured specimens from a depth of 655 meters (tf. 11a-c) and 575 meters (tf. 13, top row) in Lehrte well no. 11; and at a depth of 124 meters in the Ickern Shaft (tf. 13, bottom row); all in northwestern Germany.Type repository: Depository not given; either Haarlem Netherlands Geolgical survey or Hannover Amt fŸr Bodenforschung
Original Description Schale ziemlich gross, mit etwa sechs auf der Dorsalseite stark nach hinten umbiegenden Kammern in der letzten Windung, die sich also am Rande überlappen. Auf der Dorsalseite ist die Schale leicht gewolbt und ziemlich glatt erscheinend. Poren dort fein, immer durch einen etwas erhabenen Saum von den Poren der nachsten Kammer geschieden. Ventral sind die Kammern nach hinten schief gezogen, mit rechten, schieflaufenden Umbilikalrandern. Suturen der Kammern deutlich schief, etwas eingesenkt. Am Vorderende am Nabel ein breiter porenloser Saum. der sich nach hinten in jede Kammer stark verschmalert, bis die Poren an der Sutur der vorigen Kammer den Nabel erreichen. Schalenrand mit deutlich zwei Rippen. welche einen porenlosen Rand umschliessen. Size: Length of shell 0.45-0.60 mm.; thickness 0.18-0.24 mm. Extra details from original publication Synonymy
Globotruncana linnei (d'Orbigny) of authors (part).
Brotzen, F. (1936b). Brotzen, F. (1936). Foraminiferen aus dem Schwedischen Untersten Senon von Eriksdal in Schonen. Sveriges Geologiska Undersökning, Series C. 1-206. Sveriges Geologiska Undersökning, Series C. (396): 1-206. gs
Hofker, J. (1956a). Hofker, J. (1956). Die Globotruncanen von Nordwest-Deutshland und Holland. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen. 103: 312-340. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen. 103: 312-340. gs
Globotruncana linneiformis compiled by the pforams@mikrotax project teamviewed: 20-6-2025
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